Roller skate



April 2, 1935. 5. J. BUSBY 1,996,671

ROLLER SKATE Fild May 22. 1954 2 Sheets-Sheet 1 Aprifi 2, 1935. 5. J. BUSBY 1,996,671

ROLLER SKATE Filed May 22., 1934 2 Sheets-Sheet 2 J ZZIQZ Invenior Patented Apr. 2, 1935 I Q I v,

J fnoLLEn g V samuel-JayjBusby Battlebreek, Mich. I i Aauaan May 22, 193 4, sriaiNt. 727304" comm "(eras-117s l This invention relates to an improved roller- 2 and by adjusting theleverthe clampscan be skate of the rubber tired two-wheelball-bearing moved -toward and frorri-,ea'ch? other (for adjusteq mentrand c mp na u poses: -1l e a k pore. My primary aim is to providea'skate construe tio n szll are slidable through guides 22 carried 5 tion wherein two wheels areemployed and. in; by the front pairlof,hanger brackets"23. I. also 5 which the wheels may be, disposed in true 1on5 provide ;-a pair of. rear brackets -24. and gitudinal alinement wi respect eachothe Q "v t e e-er o su ie miasl i up o -the wheel-j may be individually adjusted in lateral directions assembly, Moreoven each bracket is. provided that is at right angles to the longitudinal di "at its top attaching phea'dZS held, on;

mansion of the structureso as to permit them theq'adjacent part of theframegby asetscrew- 10;

tobe alinedto assume predetermined balancing as at 26. This allows the desired adjustment propositions'withrespect to each other. v I H e: cedure. desiredthese brackets;can be madein- The principal noveltyias will be hereinafter tegral with the heel and ptoeplatesllfi and I2. explained is predicated upon the particular wheel It will observed thatthe rubber tire equipped.

supporting and, adjusting means, the longitudiwheels are denotedby the numerals 2] i and each 151 nally extensible framework, associated heel and wheel construction and mounting is the same and toe plates and quick adjustable'toe clamp. a description of one'will suflice for'both. Refer- Other features and advantages will become ring to Figure 4 itwill be seen that the depending morev readily apparent from the following debrackets are formed at their lower ends to provide scription and drawings. -threaded"mountings for a horizontal threaded 20 In the drawings: shaft 28. Mounted on this shaft, between the Figure 1 is a side elevational view of a skate brackets is a transversely adjustable hub 29 constructed in accordance with the principles which is moved from one side to the other by the of my invention. adjusting and retaining nuts 30. The numerals Figure 2 is a bottom plan view thereof. 3| designate lock nuts. This hub servesas a ball 25 Figure 3 is a top plan view of Figure 1. I race to accommodate anti-friction balls 32 and Figure 4 is a transverse vertical sectional View. these are located within. the limits of a rim or felly Figure 5 is a. fragmentary horizontal sectional 33 carrying the rubber tire 34. The numerals 35 View through the frontal portion of the strucdesignate cover rings or plates. Thus it will be ture, and seen that each wheel is made up of a hub, a tired 30 Figure 6 is a perspective detail view. rim surrounding the hub and anti-friction balls I first call attention to the framework. This located between these parts and the cover plates is composed of a pair of forward and rear com- 35. This entire wheel unit can be moved from plemental sections 1 and 8 respectively, each beone side to the other, that is with respect to the V ing of general U-shaped form. The solid arm longitudinal or axial dimension of the skate 35 portions 9 of the front section telescope into the structure. This permits the wheels to be distubular arm portions I0 and are held in adjusted posed in direct longitudinal alinement as shown position through. the instrumentality of set in Figure 2 of the drawings or allows one wheel screws l I. This allows the length of the skate to be shifted to one side or the other with respect 40 to be regulated according to the foot of the ,wearto the other wheel. Stated otherwise the wheels 4c er. Mounted on this frame is a substantially fiat are adjustable in relation to each other so as to suitably shaped toe plate l2 and a heel platel3,' permit them to be brought into predetermined the latter being provided with a heel rest or relationship for different balancing positions with abutment M. The numeral I5 merely designates respect to the framestructure. the ankle strap. Referring to Figure 2 it will The gistof the invention is found in a longibe observed that the underside of the central tudinally extensible frame composed of U-shaped or bight portion is formed with rack teeth l6 frame sections telescopically connected together forming a. segmental retaining rack. is with an ankle strap and heel rest arrangement and adapted to accommodate a retaining tooth ll ,.plates at the rear, and a toe plate and clamping on the under side of a clamp adjusting and remeans at the front. The toe clamping means taining lever l8. This lever as shown in Figure 5 comprising the adjustable clamp 20 and the lever is pivoted adjacent one end as at H to allow it and rack arrangementis believed to be novel.v In to swing in a predetermined are. It is operativeaddition novelty is predicated upon thepairs of 1y connected with the complemental shank pordepending adapter brackets which are adjustable tion 20 of the toe clamps 2 I. As shown in Figure and removable and'which are constructed to acteeth.

commodate the horizontal threaded wheel supslidably receivethe companion arm portions'of porting shafts 28. The principal novelty howthe remaining section, set screws carried by said ever is predicated upon the adjustable wheelunits first named arm portions to maintain said secor assemblies which are shiftable from side to tions in predetermined adjusted position, a pair side so that they may be disposed in diflerent ofwheel unit hangers arranged in opposed repositions with respect to each other, lationship and adjustably mounted on and de- It is thought that, persons skilled the art pending from the respective frame sections, means to which the invention relates will be able to obon said frame sections for securing the frame tain a clear'understanding'of the invention after considering the description in connection with tiallyduplicate'wheel units and mounting'means the drawings. Therefore, a fmore*-leng'thyl de therefor ad-justably supported between said pairs scription is regarded as unnecessary. I of hangers. I

Minor changes-in shape, sizeyrand rearrange-T 31 A roller skate of the class described comment of details coming within the field of' inven; prising a longitudinally extensible frame, fortion claimed may be resorted to in tual practic ward and. rear wheel unit hangers mounted on if desired. i

1 s and depending from said frame, said hangers be- Having thus described my invention pwhat I inglongitudinally adjustable on said frame, each claim as new is: f": hanger being provided at its lower end with a 1. A roller skate comprising a longitudinallyliscrew threaded axle hole, said hangers being of extensible frame, heel and toe plates carried duplicate construction and arranged in opposed thereby, forward and' rearwaird adjustable wheels pairs; a threaded axle forming shaft having its suspended from-said frameyatoeclamp'embody' end portionsadjustably mounted in said axle ing a pair of, complemental-hfooked"shoe sole en' holes between each pair ofhangers, and a latergaging hooks provided with snanip ortions; guide ally "shiftable' and bodily adjustable wheel unit means for said shank'portions';;anLo'pe'rating lever carried" by each shaft, said unit embodying a hub pivotally connected with saidshank' 'portion for structure Sslidably mounted on the shaft, adjustadjusting the clamps toward'and from each other, ing'andreta-ining nuts on the shaft for moving the adjacent part of the frame" structure being and re ai n the hub structure, said hub struc:

provided with rack teeth and said lever being p'ro'- "ture constituting an anti-friction ball race; a

wheel embodying a rim and a tread, said tread surrounding the" hub in concentric relation, and anti-friction balls and retaining means therefor cooperable withthe rim and hub structure.

vided with aretaining tooth-cooperablewithsaid 2. A roller skate of th'e' clas sdescribed comprising a frame-structureincluding a pair 10f U shaped complemental sections, the "arm portions of one section being of tubular formation to structure to the foot of the wearer, and substan- SAMU L JAY BUSBY. 

